<?php

$adminIndex         = 0;
$adminRegistrations = 1;
$adminListings      = 2;
$adminUsers         = 3;

function addNavigation($importantIndex) {

    echo "<ul>
              <li ".($importantIndex == 0 ? 'class="important"' : '')."><a href=\"admin_index.php\">Administrator Index</a></li>
              <li ".($importantIndex == 1 ? 'class="important"' : '')."><a href=\"admin_monitorRegistrations.php\">Monitor Registrations</a></li>
              <li ".($importantIndex == 2 ? 'class="important"' : '')."><a href=\"admin_manageListings.php\">Manage Listings</a></li>
              <li ".($importantIndex == 3 ? 'class="important"' : '')."><a href=\"admin_manageUsers.php\">Manage Users</a></li>
              <li><a href=\"logout.php\">Logout</a></li>
          </ul>";
}

?>

